geyser                 package:MASS                 R Documentation

_O_l_d _F_a_i_t_h_f_u_l _G_e_y_s_e_r _D_a_t_a

_D_e_s_c_r_i_p_t_i_o_n:

     A version of the eruptions data from the 'Old Faithful' geyser in
     Yellowstone National  Park,  Wyoming. This version comes from
     Azzalini and Bowman (1990) and is of continuous measurement from
     August 1 to August 15, 1985.

     Some nocturnal duration measurements were coded as 2, 3 or 4
     minutes, having originally been described as 'short', 'medium' or
     'long'.

_U_s_a_g_e:

     data(geyser)

_F_o_r_m_a_t:

     A data frame with 299 observations on 2 variables.

       'duration'  numeric  Eruption time in mins
       'waiting'   numeric  Waiting time to next eruption

_R_e_f_e_r_e_n_c_e_s:

     Azzalini, A. and Bowman, A. W. (1990) A look at some data on the
     Old Faithful geyser.  _Applied Statistics_ *39*, 357-365.

     Venables, W. N. and Ripley, B. D. (2002) _Modern Applied
     Statistics with S._ Fourth edition.  Springer.

_S_e_e _A_l_s_o:

     'faithful'

